On Sunday 25, rektide wrote: > Robert, thanks for the reply. I confess to not understanding the issue > fully. Are there any workarounds or possibilities you'd want to explore, to > test out, as a possible way forwards? I'm just looking to pull whatever > constructive guidanc eI can from you (or any others on the ml) on this > issue.
If you don't have to support Windows, then you can by-pass lib-uv and create an ev_io watcher for zmq socket's FD with lib-ev's default loop. I can't think of away to make zmq work with Window's IOCP without changing zmq's API. > On Wed, Mar 21, 2012 at 11:49 PM, Robert G. Jakabosky > <[email protected] > > > wrote: > > > > On Monday 19, John D. Mitchell wrote: > > > Hmm... Something is very confused in this discussion... > > > > > > The zeromq.node project and the performance problems there have to do > > > > that > > > > > projects's Node.js binding with the zeromq libraries. I.e. it doesn't > > > > seem > > > > > to have much, if anything to do with libuv itself. > > > > libuv doesn't provide a way to register a FD for io events. It only > > allows starting an async read/write, with notification of when the > > read/write finishes. The FD for a zmq socket can't be read from by the > > application, so > > it can't be used with libev. When using zmq sockets in an event loop, > > one has > > to register for notification of read events on the FD and then check for > > the > > true events with the ZMQ_EVENTS socket option. > > > > I think the main reason libuv is designed like that is because that is > > how Window's IOCP works. > > > > As far as I can tell zeromq.node only works on *nix systems (where libuv > > uses > > libev as the event loop backend). zeromq.node has to bypass libuv and > > use a > > libev IO watcher directly to work. > > > > The Luvit [1] (LuaJIT + libuv, like nodejs but with Lua instead of > > Javascript) > > has the same problem with trying to use the Lua bindings [2] for zmq. > > > > 1. https://github.com/luvit/luvit > > 2. https://github.com/Neopallium/lua-zmq > > > > -- > > Robert G. Jakabosky > > _______________________________________________ > > zeromq-dev mailing list > > [email protected] > > http://lists.zeromq.org/mailman/listinfo/zeromq-dev -- Robert G. Jakabosky _______________________________________________ zeromq-dev mailing list [email protected] http://lists.zeromq.org/mailman/listinfo/zeromq-dev
